The geographic distribution and floristic characteristic of Magnoliaceous 7 genera and 23 species in Jiangxi are studied in this paper.

摘要对江西科植7属23种的理分布和区系特征行了分析。

Gray clustering is a feasible method to assign these floristics to their suitable area, in which assorting vegetable and delineating the clustering objects by linear features are necessary.

在聚类分区中利用各级线划分聚类对象，并对种类繁多的植简要分类十分重要。